Castle Rock, CO to Phuket: time difference
Phuket is 13 h ahead of Castle Rock, CO. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Castle Rock, CO 12:58 12:58 PM Phuket 01:58 1:58 AM You –:–
12:58 12:58 PM
Mountain Daylight Time · UTC-6
☀️ 07:05 · 🌙 18:29
01:58 1:58 AM
Indochina Time · UTC+7
☀️ 06:14 · 🌙 18:14
·
+13 h
Phuket is 13 h ahead of Castle Rock, CO.
When you, Castle Rock, CO and Phuket are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Castle Rock, CO
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇹🇭 Phuket
13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Castle Rock, CO | 🇹🇭 Phuket |
|---|---|---|
| Local time | 12:58 | 01:58 |
| Local date | Saturday, October 10, 2026 | Sunday, October 11, 2026 |
| Time zone | Mountain Daylight Time | Indochina Time |
| UTC offset | UTC-6 | UTC+7 |
| Offset from Castle Rock, CO | — | +13 h |
| IANA zone | America/Denver | Asia/Bangkok |
| Daylight saving | On summer time → UTC-7, Nov 1, 01:00 | Not observed |
| Sunrise | 07:05 | 06:14 |
| Sunset | 18:29 | 18:14 |
| Daylight | 11 h 25 min | 11 h 59 min |
| People on this clock | 73,158 | 79,308 |
Compare Castle Rock, CO with another city
More comparisons with Castle Rock, CO: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Castle Rock, CO and Phuket: common questions
How far ahead of Castle Rock, CO, is Phuket?
Phuket is 13 hours ahead of Castle Rock: UTC+7 against UTC−6.
What time is it in Phuket when it is 9:00 AM in Castle Rock, CO?
When it is 9:00 AM in Castle Rock, it is 10:00 PM in Phuket.
If it is 6:00 PM in Castle Rock, CO, what time is it in Phuket?
At 6:00 PM in Castle Rock, clocks in Phuket show 7:00 AM (the next day).
Is there a time when both Castle Rock, CO, and Phuket are at work?
No, the working days (9:00 AM–6:00 PM) do not overlap. When the day starts in Castle Rock at 9:00 AM, it is 10:00 PM in Phuket; the day in Phuket starts at 8:00 PM (the previous day) in Castle Rock time.
When is it already the next day in Phuket?
From 11:00 AM in Castle Rock, CO, it is already the next day in Phuket. The other way round, until 1:00 PM in Phuket it is still the previous day in Castle Rock.
Does the time difference between Castle Rock, CO, and Phuket change?
Yes. The clocks change only in Castle Rock. From November 1, 2026, Phuket will be 14 hours ahead of Castle Rock.
